JACKSUN ULTRA 11018 M is designed for welding quenched and tempered steels requiring high strength and toughness. It offers excellent arc stability, deep penetration, and all-position weldability, producing smooth beads with minimal spatter. Ideal for heavy engineering, structural steels, high-strength components, and pressure vessels.
| C | Mn | Si | Ni | Mo | Cr | S | P |
| ≤ 0.12 | 1.30 – 1.80 | ≤ 0.60 | 1.25 – 2.50 | 0.25-0.5 | ≤ 0.40 | ≤ 0.025 | ≤ 0.025 |
| Property | UTS (MPa) | Yield Strength (MPa) | Elongation (%) | Impact Toughness (J @ 0 °C) |
| Requirement | ≥ 760 | ≥ 600 | ≥ 20 | ≥ 47 |
| Typical Values | 820 – 980 | 720 – 870 | 24 – 28 | 55 – 80 |
| Size (mm) | Size (inch) | Current Range (A) | Polarity | Voltage (V) | Packing (5 kg) | Packing (20 kg) |
| 2.5 | 3/32 | 50 – 90 | AC / DC+ | 20 – 22 | ✔ | ✔ |
| 3.2 | 1/8 | 90 – 130 | AC / DC+ | 22 – 24 | ✔ | ✔ |
| 4.0 | 5/32 | 120 – 180 | AC / DC+ | 24 – 26 | ✔ | ✔ |
| 5.0 | 3/16 | 160 – 240 | AC / DC+ | 26 – 28 | ✔ | ✔ |
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